Planck 2018 results
Free Access

Table 11.

Constraints on models with equilateral-type NG covering the shapes predicted by the effective field theory of inflation, together with constraints on specific non-canonical inflation models, such as DBI inflation.

SMICA
SEVEM
NILC
Commander
Equilateral-type model A ± σA S/N A ± σA S/N A ± σA S/N A ± σA S/N
Constant T only …… 31 ± 38 0.8 24 ± 38 0.6 15 ± 38 0.4 15 ± 38 0.4
Constant T+E …… 21 ± 24 0.9 18 ± 25 0.7 7 ± 24 0.3 14 ± 25 0.6
Equilateral T only …… 34 ± 67 0.5 34 ± 68 0.5 20 ± 67 0.3 36 ± 68 0.5
Equilateral T+E …… −5 ± 43 −0.1 2 ± 45 0.1 −16 ± 43 −0.4 4 ± 44 0.1
EFT shape 1 T only …… 43 ± 61 0.7 41 ± 63 0.6 26 ± 61 0.4 39 ± 62 0.6
EFT shape 1 T+E …… 8 ± 40 0.2 10 ± 41 0.2 −7 ± 40 −0.2 10 ± 41 0.3
EFT shape 2 T only 51 ± 47 1.1 45 ± 48 1.0 33 ± 46 0.7 37 ± 47 0.8
EFT shape 2 T+E …… 28 ± 30 0.9 23 ± 31 0.8 11 ± 30 0.4 21 ± 31 0.7
DBI inflation T only …… 46 ± 58 0.8 43 ± 60 0.7 29 ± 58 0.5 39 ± 59 0.7
DBI inflation T+E …… 14 ± 38 0.4 14 ± 39 0.4 −2 ± 38 −0.1 14 ± 39 0.4
Ghost inflation T only …… 6 ± 81 0.1 13 ± 83 0.2 −0 ± 81 −0.0 25 ± 82 0.3
Ghost inflation T+E …… −48 ± 52 −0.9 −30 ± 54 −0.6 −50 ± 52 −1.0 −25 ± 53 −0.5
Inverse decay T only …… 38 ± 41 0.9 32 ± 42 0.8 21 ± 41 0.5 23 ± 42 0.5
Inverse decay T+E …… 24 ± 27 0.9 19 ± 27 0.7 8 ± 26 0.3 17 ± 27 0.6

Notes. See sect. 2 of PCNG13 for detailed explanation of these specific models, with further implications discussed in Sect. 8.

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.